78726726

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{839}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 184373280

約数和(自身を除く): 105646554

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 401, 802, 839, 1203, 1678, 2406, 2517, 3609, 5034, 5213, 7218, 7551, 10426, 10907, 15102, 15639, 21814, 31278, 32721, 46917, 65442, 93834, 98163, 196326, 336439, 672878, 1009317, 2018634, 3027951, 4373707, 6055902, 8747414, 13121121, 26242242, 39363363, 78726726]

約数ペア:

[(1, 78726726), (2, 39363363), (3, 26242242), (6, 13121121), (9, 8747414), (13, 6055902), (18, 4373707), (26, 3027951), (39, 2018634), (78, 1009317), (117, 672878), (234, 336439), (401, 196326), (802, 98163), (839, 93834), (1203, 65442), (1678, 46917), (2406, 32721), (2517, 31278), (3609, 21814), (5034, 15639), (5213, 15102), (7218, 10907), (7551, 10426)]